List of top Questions asked in AIIMS BSc Nursing- 2026

What is present in a racemic mixture?
Match Column-I (Type of isomerism) with Column-II (Examples): \[ \begin{array}{ll} \textbf{Column-I} & \textbf{Column-II} \\ A.\ \text{Linkage isomerism} & 1.\ [Co(NH_3)_5SO_4]Br/[Co(NH_3)_5Br]SO_4 \\ B.\ \text{Ionisation isomerism} & 2.\ [Co(NH_3)_5(NO_2)]Cl_2/[Co(NH_3)_5(ONO)]Cl_2 \\ C.\ \text{Coordination isomerism} & 3.\ [Co(NH_3)_6][Cr(CN)_6]/[Cr(NH_3)_6][Co(CN)_6] \end{array} \]
What type of nitrogenous base is Uracil and what is its structure?
An unknown element 'E' forms two compounds: \(EO_{2}\) and \(EX_{4}\). To which group does element 'E' belong?
What is formed on aromatisation of heptane?
Hinsberg reaction is used to test which compound and what is the reagent?
What is the oxidation state of oxygen in \(O_{2}F_{2}\) and \(O_{3}\)?
Why do aryl halides not show nucleophilic substitution reaction?
Match the Column-I (Ligands) with Column-II (Ligand type):
Column-I: (I) \(NO_{2}^{-}\), (II) \(OH^{-}\), (III) \(C_{2}O_{4}^{2-}\), (IV) EDTA.
Column-II: (A) Hexadentate, (B) Bidentate, (C) Monodentate, (D) Ambidentate.
What is the hybridisation of carbon atoms in \(CH_{2}=CH-CN\) (Acrylonitrile)?
Which colligative property is most suitable for determining molar mass?
What is the structure of Cyclohexyl methanol?
What will be formed when \(CH_{3}-CH=CH_{2}+HBr\) reacts in the presence of peroxide?
What is formed when benzene diazonium chloride (BDC) reacts with phenol?
\(R-CONH_{2}+Br_{2}+4NaOH \rightarrow R-NH_{2}+Na_{2}CO_{3}+2NaBr+2H_{2}O\); this reaction is:
Which compound undergoes the \(S_{N}2\) reaction the fastest?
What is the magnetic dipole moment of \(Mn^{2+}\;(3d^{5})\)?
Assertion (A): The first ionization enthalpy of nitrogen is higher than that of oxygen.
Reason (R): Nitrogen has a half-filled \(2p\) orbital, which is extra stable.
The temperature of \(2\) moles of a monoatomic gas changes from \(25^{\circ}C\) to \(35^{\circ}C\) in an adiabatic process. Find the work done.
Two large, thin, parallel sheets have surface charge densities of opposite signs and equal magnitude \(\sigma\). What is the magnitude of the electric field \((E)\) in the region between the sheets?
A thin charged spherical shell of radius \(10\,cm\) has a uniform surface charge density of \(20\,pC/cm^{2}\). The electric potential at a point \(8\,cm\) from the centre of the shell is:
Three charges \(+20\,\mu C\), \(+20\,\mu C\) and \(-20\,\mu C\) are placed at the vertices \(A\), \(B\) and \(C\) respectively of an equilateral triangle of side \(1\,m\). Find the net force acting on the charge at vertex \(A\).
A spring of force constant \(K=1000\,N/m\) is compressed by \(5\,cm\). If a mass of \(2.5\,kg\) is attached and released, find its speed as it passes the equilibrium position.
A small ball is tied to a light inextensible thread of length \(64\,cm\) and is whirled in a vertical circle. If the thread is just taut at the highest point of the circle, then the minimum speed of the ball at the lowest point is: (Take \(g=10\,m/s^{2}\))
Which of the following statements is correct during the formation of a PN junction?